| 摘要 |
A non-reciprocal circuit element for transmitting a signal in one way or cyclically transmitting the signal by using circuit means having at least a ferrite (34), transmission lines (31, 32, and 33), and a capacitor (21), has: at least two external input/output terminals (11 and 12) for transferring a signal to and from an external unit and at least one of external grounding terminals (13, 14, and 15) for grounding, wherein at least one (13) of the external grounding terminals is set between at least one set of the external input/output terminals (11 and 12).
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